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Sector
disk
Hub
306> mesh
nyfon
ffl
ter
"0" ring
Figure 25. Disk Pack Filter location
FILTER INSTALLATION
To replace or install a new filter, the procedure is:
l.
Slide filter over bottom of hub and seat it below the
"O" ring groove (see Figure 25).
2.
Hook a portion of the ring into the groove.
By slightly
stretching the ring around the hub, seat the ring into
the ring groove.
Caution:
Do not roll the "0" ring into its groove as
this may result in a twisted ring that can
come loose during machine operation,
3.
Replace bottom cover on disk pack.
DISK PACK USAGE LOG
A log must be attached to each disk drive unit for identi-
fying al I packs that have been used on that unit. Since
38
Recommended Do's and Don'ts for Disk Packs
one defective pack or drive unit can .spread
damag.
e to other
units in an installation, it is important to check which packs
have been used when a malfunctioning unit or defective
pack has been discovered.
The log entry should consist of pack identification and date
and time of insertion.
RECOMMENDED DO'S AND DON'TS FOR DISK PACK
•
Handle a disk pack only with the top and bottom covers
on, except when loading or unloading it.
·
•
After installing a disk pack on a drive, reassemble the
top with the bottom cover, so that it remains dust free.
•
Replace cracked, distorted, or damaged covers.
•
Clean disk pack covers with a lint-free soft cloth to
prevent dust bui Id up.
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